Engineering + Physics + Structural DesignMake December exciting, hands-on, and academically rich with this Winter STEM Bundle! This set includes three fully developed STEM challenges, each with design pages, predictions, testing charts, reflections, graphing (where applicable), teacher instructions, and beautiful winter-themed graphics. Perfect for Grades 3–8, STEM labs, makerspaces, December science rotations, or holiday STEM days! What’s Included in the BundleActivity 1 — Santa’s Sleigh Eng